Omeprazole, 1000µg/ml in MeOH, 1ml Back Catalog number: 73258 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673629 Malathion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 676888 Oxamyl-oxime, 10.0 µg/ml, Acetonitrile, 1ml Price on request 32152 Dibromoacetonitrile Price on request